In a sea of black and gray base layers (which, don’t get us wrong, win tons of versatility points), Helly Hansen’s Lifa Merino Midweight Base Layer Pants stand out for their vibrant colors. There are ...

Merino wool isn’t the only option. From bamboo to cashmere, we explore the best base layer fabrics for staying warm, dry, and ...

A perfect layer, meanwhile, can keep you warm, dry, and happy all day long. After copious testing, our team of testers has ...

Modern base layers have come a long way from the waffle ... we assembled a test team of ladies of all different shapes and sizes, living in different mountain regions, who regularly get after ...